The Water UndergroundA video from the Center for Urban Pedagogy that tracks the complex — and contested — systems of water supply, treatment and waste that serve New York City.

The Most Beautiful Crapper in the WorldIn 1772, the Antwerp alderman Adrien van den Bogaert purchased a historic property in the center of the city and then hired architect Engelbert Baets to renovate the place.

Don't Flush MePrototype for urban system to detect and prevent sewage overflows

The Art of Solid Waste A slideshow of photographer Paho Mann's images of post-consumer detritus — a.k.a. trash — part of a new public art project at a solid waste facility in Phoenix, Arizona.

*World Toilet Day is observed annually on November 19th. 2.5 billion people in the world don't have access to a toilet, even fewer have access to proper sewage treatment. Managing human waste in our ever-increasing world population is one of the major design challenges of urban planners and a topic no one can afford to ignore.